HYCELL LR44 AG13 A76 L1154F V13GA 1.5v Alkaline Battery [4-Pack]

Sealed Pack Hycell (4 Pieces per pack - as pictured)
Also Known as A76, LR44, L1154 AG13 V13GA (These are latest EU Compliant - Mercury Free)
Used in lots of electronics, including Laser Pointers, LED penlights, as well as Calculators and many other items.